Files
openlayers/test/spec/ol/rectangle.test.js
2013-03-13 04:32:43 +01:00

114 lines
4.5 KiB
JavaScript

goog.provide('ol.test.Rectangle');
describe('ol.Rectangle', function() {
describe('getCenter', function() {
it('returns the expected center', function() {
var rectangle = new ol.Rectangle(1, 2, 3, 4);
var center = rectangle.getCenter();
expect(center.x).to.eql(2);
expect(center.y).to.eql(3);
});
});
describe('intersects', function() {
var rectangle1;
beforeEach(function() {
rectangle1 = new ol.Rectangle(50, 50, 100, 100);
expect.Assertion.prototype.intersectWith = function(other) {
return this.obj.intersects(other);
};
});
it('returns the expected value', function() {
expect(rectangle1).to.intersectWith(rectangle1);
expect(rectangle1).to.intersectWith(new ol.Rectangle(20, 20, 80, 80));
expect(rectangle1).to.intersectWith(new ol.Rectangle(20, 50, 80, 100));
expect(rectangle1).to.intersectWith(new ol.Rectangle(20, 80, 80, 120));
expect(rectangle1).to.intersectWith(new ol.Rectangle(50, 20, 100, 80));
expect(rectangle1).to.intersectWith(new ol.Rectangle(50, 80, 100, 120));
expect(rectangle1).to.intersectWith(new ol.Rectangle(80, 20, 120, 80));
expect(rectangle1).to.intersectWith(new ol.Rectangle(80, 50, 120, 100));
expect(rectangle1).to.intersectWith(new ol.Rectangle(80, 80, 120, 120));
expect(rectangle1).to.intersectWith(new ol.Rectangle(20, 20, 120, 120));
expect(rectangle1).to.intersectWith(new ol.Rectangle(70, 70, 80, 80));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(10, 10, 30, 30));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(30, 10, 70, 30));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(50, 10, 100, 30));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(80, 10, 120, 30));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(120, 10, 140, 30));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(10, 30, 30, 70));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(120, 30, 140, 70));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(10, 50, 30, 100));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(120, 50, 140, 100));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(10, 80, 30, 120));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(120, 80, 140, 120));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(10, 120, 30, 140));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(30, 120, 70, 140));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(50, 120, 100, 140));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(80, 120, 120, 140));
expect(rectangle1).to.not.intersectWith(new ol.Rectangle(120, 120, 140, 140));
});
});
describe('getSize', function() {
it('returns the expected size', function() {
var rectangle = new ol.Rectangle(0, 1, 2, 4);
var size = rectangle.getSize();
expect(size.width).to.eql(2);
expect(size.height).to.eql(3);
});
});
describe('normalize', function() {
it('returns the expected coordinate', function() {
var rectangle = new ol.Rectangle(0, 1, 2, 3);
var coordinate;
coordinate = rectangle.normalize(new ol.Coordinate(1, 2));
expect(coordinate.x).to.eql(0.5);
expect(coordinate.y).to.eql(0.5);
coordinate = rectangle.normalize(new ol.Coordinate(0, 3));
expect(coordinate.x).to.eql(0);
expect(coordinate.y).to.eql(1);
coordinate = rectangle.normalize(new ol.Coordinate(2, 1));
expect(coordinate.x).to.eql(1);
expect(coordinate.y).to.eql(0);
coordinate = rectangle.normalize(new ol.Coordinate(0, 0));
expect(coordinate.x).to.eql(0);
expect(coordinate.y).to.eql(-0.5);
coordinate = rectangle.normalize(new ol.Coordinate(-1, 1));
expect(coordinate.x).to.eql(-0.5);
expect(coordinate.y).to.eql(0);
});
});
describe('toString', function() {
it('returns the expected string', function() {
var rectangle = new ol.Rectangle(0, 1, 2, 3);
expect(rectangle.toString()).to.eql('(0, 1, 2, 3)');
});
});
describe('scaleFromCenter', function() {
it('scales the extent from its center', function() {
var rectangle = new ol.Rectangle(1, 1, 3, 3);
rectangle.scaleFromCenter(2);
expect(rectangle.minX).to.eql(0);
expect(rectangle.minY).to.eql(0);
expect(rectangle.maxX).to.eql(4);
expect(rectangle.maxY).to.eql(4);
});
});
});
goog.require('ol.Coordinate');
goog.require('ol.Rectangle');